Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 5.24
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -5.75 -0.375 2.15
Prot (kg) -4.32 -0.441 1.91
Fertility Sub Index 6.08
Calving Interval (days) -2.73 -1.459 3.98
Survival (%) 1.88 1.117 2.10
Calving Sub Index -1.43
Gestation Length (days) 1.56 -0.919 -1.43
Beef Sub Index -2.72
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 8.25 -0.432 -3.56
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 13.35

* Based on an €80/tonne carbon price